update

mec-biz/src/main/java/com/ym/mec/biz/service/impl/TeacherAttendanceServiceImpl.java

@@ -310,7 +310,8 @@ public class TeacherAttendanceServiceImpl extends BaseServiceImpl<Long, TeacherA
 			//正常签退范围(课程结束前10分钟，1小时内)
 			if(DateUtil.minutesBetween(classEndDateCut10Minutes,date) > 0 && DateUtil.minutesBetween(date,classEndDateAdd60Minutes) > 0){
 				teacherAttendance.setSignOutStatus(YesOrNoEnum.YES);
-			}else if(DateUtil.minutesBetween(classEndDateAdd60Minutes,date) > 0){
+				//异常签退，并且没有签退状态
+			}else if(DateUtil.minutesBetween(classEndDateAdd60Minutes,date) > 0 && teacherAttendance.getSignOutStatus() == null){
 				teacherAttendance.setSignOutStatus(YesOrNoEnum.NO);
 			}else {
 				return;